Door Type: Mountable on all types of doors including but not limited to wood, glass and metal glass doors. 3 pairs of mounting bolts provided for different door types - (8 to 12mm), (35 to 45mm), (84mm & 120mm) for mounting up to 3.2 inch thick doors.

Material: High-endurance rust & corrosion proof stainless steel 304.

Instructions: Drill and create two thru holes between 0.315 - 0.600 inches (0.375 is recommended) on the door with a Center-to-Center Mounting Distance as specified above. Note that this is the theoretical distance and the actual distance may vary slightly so always measure the parts in hand for the actual distance.